Beef Fajitas - Durkee

Ingredients

• 1 onion, cut into wedges
• 2 tsp Oregano Leaf
• 3 tbsp red wine vinegar
• 1 cup corn oil
• 2 tsp Ground Cumin
• 1/2 pounds/750 g boneless chuck OR flank steak
• 2 green and/or red bell peppers, cut into wedges
• 12 (6-inch) flour tortillas, warmed
• 2 tsp garlic salt
• 3 tbsp lemon juice
• As desired: sour cream, avocado, cilantro and lime wedges